Having problems showing an attribute from instance class Question: I know there’s a similar post but following it I couldn’t solve the problem. I have a main class ‘User’, a subclass ‘Admin’ that inherits the methods from ‘User’. Then I have a class ‘Priviledges’. Inside ‘Admin’ there’s a ‘Priviledges’ instance. I want ‘Priviledges’ to show …
Is there self parameter for an object created using type(name, base, dict) method? Question: Is there a way to simulate the usage of self parameter on an object created using type() method? I want to be able to access the object which was used for calling the method. If I had defined a class then …
Can someone explain the working of the statement in the provided piece of code? Question: I have just started OOPs in python and came across this piece of code . I was trying to understand the code in https://pythontutor.com/render.html#mode=display but could not understand the output of first if statement , if float value is passed(like …
Why did my output change when I called the class attribute from an instance instead of the class? Question: (I’m fairly new to programming, so understand that my quary might not make sense. I’ve tried my best to explain it but if you are still confused, you can ask me to reclarify.) I undertsand the …
Calling an instance method without creating an instance of class in Python Question: I read on that instance methods can only be called by creating an instance (object) of the class. But it appears that I can call one without doing so. Check the code below: class Test: def func(self): #Instance Method print(6) Test.func(Test) # …
Python: Sort, randomize specific attributes, then manipulate Question: I need to find the lowest attribute value, add 1, as well as randomly manipulate a random attribute value for a given set of class instance attributes. My ‘Player’ class has many attributes, self.name = name self.level = 1 self.experience = 0 self.gold = 500000 self.wielded_weapon = …
How can I make a class object callable in Python? Question: How can you define in Python3 a class MyClass such that you instantiate it like obj = MyClass(param1, param2) and then use it to compute an operation like res = obj(in1, in2, in3) ? For instance, with PyTorch you can declare a model as …
Why isn't my class variable changed for all instances in Python? Question: I’m learning about classes and don’t understand this: class MyClass: var = 1 one = MyClass() two = MyClass() print(one.var, two.var) # out: 1 1 one.var = 2 print(one.var, two.var) # out: 2 1 I thought that class variables are accessible by all …
Python tkinter: Open only one instance at a time of secodary window from primary window Question: There are two windows PRIMARY and SECONDARY, I want to open secondary window using a button widget on primary window. But problem is whenever I press that button secondary window is opened, doesn’t matter if a secondary window is …
How to delete property? Question: class C(): @property def x(self): return 0 delattr(C(), ‘x’) >>> AttributeError: can’t delete attribute I’m aware del C.x works, but this deletes the class‘s property; can a class instance‘s property be deleted? Asked By: OverLordGoldDragon || Source Answers: I’m aware del C.x works, but this deletes the class’s property; can …
